my-vdb.xml

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<vdb name="sample" version="1">    
    <property name="{http://teiid.org/rest}auto-generate" value="true"/>
    <property name="{http://teiid.org/rest}security-type" value="none"/>
 
    <model name="myDB"  type="PHYSICAL">
        <property name="importer.useFullSchemaName" value="true"/>
        <property name="importer.schemaPattern" value="myDB"/>
        <property name="importer.tableTypes" value="TABLE,VIEW"/>
        <source name="mysqlDS" translator-name="mysql" connection-jndi-name="java:jboss/datasources/mysql-ds"/>
    </model>
    <model name="view" type ="VIRTUAL">
            <metadata type="DDL"><![CDATA[
            SET NAMESPACE 'http://teiid.org/rest' AS REST;
                CREATE VIRTUAL PROCEDURE GetEmployees(IN name string)
                RETURNS (json clob) OPTIONS (UPDATECOUNT 0, "REST:METHOD" 'GET', "REST:URI" 'get_employees')

                AS
                BEGIN
                    execute immediate
                    'SELECT JSONOBJECT(
                        JSONARRAY_AGG(
                            JSONOBJECT(
                              id,
                              name
                            )
                        ) as "data"
                    ) as json FROM(
                        SELECT id, name
                        FROM myDB.Employee
                    ) A';
                END

            ]]> </metadata>
    </model>
 
</vdb>